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RATIONALE Organic synthesis is a learning task  Nobody needs Many of the reagents its productsand products are stinky   Requirements for small scale Organics dissolves in rubber  No rubber joints! Small glassware is difficult to wash  Throwaway glassware

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HAZARDS 1. About a half of the novices (15-16 y.o students) got finger burns despite they were warned. But they didn’t care! 2. If the tube is clogged with solid products or reagents while heating it can collapse with inflammation 3. Wear goggles!!! DISAPPOINTMENTS When the reactor is crashed at the last bending

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HOW TO AVOID DISAPPOINTMENT From simple to complicated apparatus but It conflicts with reasonable concept development

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THANK YOU FOR YOUR ATTENTION Denis Zhilin, Moscow Institute for Open Education, School #192, zhila2000@mail.ru